BMW 335i 2012-2018 3.0L Engine Specifications
Detailed technical specifications and service information for the 3.0L N55 turbocharged inline-6 engine in the 2012-2018 BMW 335I. Includes performance data, maintenance procedures, and diagnostic tips.
Overview Specifications
Comprehensive description of the 3.0l-engine specifications for the 2012-2018 BMW 335I, including key features, measurements, and technical details
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Use the search function to locate specific 3.0l-engine specifications by entering keywords such as 'turbocharger', 'compression ratio', or 'fuel system'.
Navigate through the documentation sections using the table of contents or by scrolling through the document. Each major section is labeled with a title and includes subsections for detailed information.
Key Specifications
Displacement
3.0 liters (2979 cc)
Max Power
300 hp (224 kW) at 5800-6000 rpm
Max Torque
300 lb-ft (407 Nm) at 1200-5000 rpm
Compression Ratio
10.2:1
Fuel System
Direct injection with high-pressure injectors
Available Specifications
Engine Design and Configuration
Details about the engine's design, configuration, and core components
Engine Design and Configuration
Details about the engine's design, configuration, and core components
Inline-6 Cylinder Configuration
- Inline-6 cylinder layout with a 3.0-liter displacement
- Dual overhead camshafts (DOHC) with variable valve timing (VANOS)
- Aluminum alloy engine block and cylinder head
- Compression ratio of 10.2:1
- Direct fuel injection system with high-pressure injectors
Turbocharging System
- TwinPower Turbo technology with a single twin-scroll turbocharger
- Maximum boost pressure of 18 psi (1.24 bar)
- Integrated intercooler for efficient charge air cooling
- Turbocharger wastegate controlled by the engine management system
Note: The twin-scroll turbocharger minimizes turbo lag and improves throttle response.
Performance Specifications
Technical details about the engine's performance and output
Performance Specifications
Technical details about the engine's performance and output
Power and Torque
- Maximum power output of 300 hp (224 kW) at 5800-6000 rpm
- Peak torque of 300 lb-ft (407 Nm) at 1200-5000 rpm
- Redline at 7000 rpm
- Acceleration from 0-60 mph in 5.3 seconds (with automatic transmission)
Fuel Efficiency
- EPA-estimated fuel economy of 20 mpg city / 30 mpg highway
- Combined fuel efficiency of 24 mpg
- Euro 6 emissions compliance
- Start-stop technology for improved fuel savings in urban driving
Cooling and Lubrication Systems
Information about the engine's cooling and lubrication systems
Cooling and Lubrication Systems
Information about the engine's cooling and lubrication systems
Cooling System
- Liquid-cooled system with an electric water pump
- Radiator size of 600 mm x 400 mm x 32 mm
- Thermostat-controlled coolant flow for optimal temperature regulation
- Auxiliary electric fan for additional cooling during high loads
Lubrication System
- Wet sump lubrication system with a capacity of 6.5 liters (6.9 quarts)
- Oil pump driven by the crankshaft
- Recommended oil viscosity: SAE 5W-30 or 5W-40
- Oil change interval of 10,000 miles (16,000 km) or 12 months
Note: Use only BMW-approved synthetic engine oil for optimal performance.
Electrical and Ignition Systems
Details about the engine's electrical and ignition systems
Electrical and Ignition Systems
Details about the engine's electrical and ignition systems
Ignition System
- Coil-on-plug ignition system with individual coils for each cylinder
- Spark plug gap of 0.028 inches (0.7 mm)
- Recommended spark plug replacement interval: 60,000 miles (96,000 km)
- Ignition timing controlled by the engine control unit (ECU)
Electrical System
- 12-volt electrical system with a 90 Ah battery
- Alternator output of 180 amps
- Integrated power management system for efficient energy distribution
- Electric power steering system for reduced mechanical load
Search Specifications
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Engine Specifications
General information
- Engine Code
- N55B30
- Displacement
- 3.0 liters
- Configuration
- Inline 6-cylinder
- Aspiration
- TwinPower Turbo
- Fuel Type
- Premium unleaded gasoline (91+ octane)
- Manufacturer
- BMW
- Production Years
- 2012-2018
- Part Number
- 11002406982
Performance Specifications
- Horsepower
- 300 hp @ 5800-6000 rpm
- Torque
- 300 lb-ft @ 1200-5000 rpm
- Redline
- 7000 rpm
- Compression Ratio
- 10.2:1
- Boost Pressure
- 8.8 psi
Dimensions And Weight
- Engine Length
- 24.8 inches
- Engine Width
- 28.3 inches
- Engine Height
- 23.6 inches
- Dry Weight
- 403 lbs
- Oil Capacity
- 6.5 quarts
Fuel System
- Fuel injection
- Direct injection
- Fuel Pump Type
- High-pressure electric fuel pump
- Fuel Pressure
- 2175 psi
- Fuel Filter Part Number
- 13327703022
Ignition System
- Ignition Type
- Coil-on-plug
- Spark Plug Gap
- 0.028-0.032 inches
- Spark Plug Torque
- 18-22 Nm
- Spark Plug Part Number
- 12120039664
Cooling System
- Coolant Capacity
- 10.6 quarts
- Thermostat Opening Temperature
- 97°C
- Radiator Part Number
- 17117570563
- Water Pump Type
- Electric
Lubrication System
- Oil Type
- SAE 5W-30 or 5W-40 (BMW LL-01 approved)
- Oil Change interval
- 10,000 miles or 12 months
- Oil Filter Part Number
- 11427566309
- Oil Pump Type
- Variable displacement
Valvetrain
- Valve Configuration
- DOHC, 4 valves per cylinder
- Valve Material
- Hollow-stem intake valves, sodium-filled exhaust valves
- Valve Clearance
- Hydraulic, self-adjusting
- Camshaft Material
- Forged steel
Turbocharger System
- Turbo Type
- Twin-scroll turbocharger
- Wastegate Control
- Electronic
- Turbo Max Rpm
- 240,000 rpm
- Turbo Part Number
- 11657848901
Emissions Control
- Catalytic Converter Type
- Three-way catalytic converter
- Egr System
- None (uses Valvetronic and VANOS for emissions control)
- O2 Sensor Type
- Wideband
- O2 Sensor Part Number
- 11787558025
Maintenance Specifications
- Timing Chain Interval
- Lifetime (inspect every 60,000 miles)
- Belt Drive interval
- Replace every 60,000 miles
- Air Filter interval
- Replace every 30,000 miles
- Air Filter Part Number
- 13717545922
- Cabin Filter Interval
- Replace every 15,000 miles
- Cabin Filter Part Number
- 64319264363
Diagnostic Specifications
- Obd Ii Port Location
- Under dashboard, driver's side
- Diagnostic Tool
- BMW ISTA or compatible OBD-II scanner
- Common Fault Codes
-
- P0171
- P0300
- P0015
- Diagnostic Notes
- Check VANOS solenoids and Valvetronic motor for common issues
Service Information Service
Detailed service requirements and schedules for the 3.0L N55 engine
- Oil and filter change
- Inspect brake system
- Check tire pressure and condition
- Inspect engine air filter
Use only BMW-approved fluids and parts
- Replace engine air filter
- Replace cabin air filter
- Inspect spark plugs
- Check VANOS system operation
Inspect for oil leaks and turbocharger condition
- Replace spark plugs
- Inspect timing chain and guides
- Replace drive belts
- Check coolant system for leaks
Perform thorough engine diagnostics
Common Questions
Find answers to common questions about torque specifications
Q1 What is the horsepower and torque output of the 3.0L N55 engine in the 2012-2018 BMW 335i?
What is the horsepower and torque output of the 3.0L N55 engine in the 2012-2018 BMW 335i?
The 3.0L N55 turbocharged inline-6 engine produces 300 horsepower at 5,800-6,000 RPM and 300 lb-ft of torque at 1,200-5,000 RPM. This engine features BMW's TwinPower Turbo technology, Valvetronic, and direct fuel injection.
Q2 What type of oil is recommended for the 3.0L N55 engine?
What type of oil is recommended for the 3.0L N55 engine?
BMW recommends using synthetic engine oil with a viscosity of SAE 5W-30 or SAE 0W-30, meeting BMW Longlife-01 or LL-01 FE specifications. The oil capacity is approximately 6.5 liters (6.9 quarts) with a filter change.
Q3 What is the recommended spark plug replacement interval for the 3.0L N55 engine?
What is the recommended spark plug replacement interval for the 3.0L N55 engine?
BMW recommends replacing the spark plugs every 60,000 miles or 96,000 kilometers. Use only BMW-approved spark plugs, such as Bosch ZGR6STE2 or NGK 97506, to ensure proper performance and compatibility.
Q4 What is the compression ratio of the 3.0L N55 engine?
What is the compression ratio of the 3.0L N55 engine?
The 3.0L N55 engine has a compression ratio of 10.2:1. This high compression ratio, combined with direct injection and turbocharging, contributes to its efficiency and power output.
Q5 What is the fuel economy of the 2012-2018 BMW 335i with the 3.0L N55 engine?
What is the fuel economy of the 2012-2018 BMW 335i with the 3.0L N55 engine?
The EPA-estimated fuel economy for the 2012-2018 BMW 335i with the 3.0L N55 engine is approximately 22 MPG city and 33 MPG highway, depending on the transmission type (manual or automatic) and driving conditions.
Q6 What is the service interval for the timing chain on the 3.0L N55 engine?
What is the service interval for the timing chain on the 3.0L N55 engine?
The timing chain on the 3.0L N55 engine is designed to last the lifetime of the engine under normal operating conditions. However, regular inspections are recommended during routine maintenance to check for wear or stretching.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
BMW N55 Engine Technical Guide
Coming SoonA detailed technical guide covering the specifications, maintenance, and common issues of the N55 engine.
BMW 335i Owner's Manual
Coming SoonThe official owner's manual for the 2012-2018 BMW 335i, including maintenance schedules and technical specifications.
BMW N55 Engine Maintenance Checklist
Coming SoonA comprehensive checklist for maintaining the N55 engine, including oil changes, spark plug replacement, and timing chain inspection.
BMW Genuine Parts Catalog
Coming SoonAccess the official BMW parts catalog to find genuine components for the 3.0L N55 engine.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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